*{
    padding: 0;
    margin: 0;
}
.w{
    position: relative;
    width: 1200px;
    margin: 0 auto;
}
body{
    height: 3000px;
}
a{
    text-decoration: none;
}
li{
    list-style: none;
}
/* 第一部分代码 */
.nav{
    /* position: fixed; */
    width: 100%;
    height: 56px;
    background-color:#242424;
}
.nav img,
h4{
    line-height: 56px;
    float: left;
}
.nav img{
    margin-top: 10px;
    width: 34px;
    height: 32px;
}
.nav h4{
    font-size: 20px;
    color: #fbfbfb;
    text-align: center;
    margin-left: 11px;
}
.nav ul li .love{
    margin-left: 5px;
}
.nav ul li .love:hover{
    background-color: rgba(0, 0, 0, .3);
}
.nav ul li .hver:hover{
    background-color: rgba(0, 0, 0, .3);
}
 .nav ul li a{
     float: left;
     color: #f1f1f1;
     font-size: 14px;
     text-align: center;
     line-height: 56px;
     padding: 0 16px;
}
.nav .console{
    position: absolute;
    right: 142px;
    float:right;
    text-align: center;
    line-height: 56px;
    font-size: 14px;
    color: #f1f1f1;
}
.nav span a{
    position: absolute;
    top: 15px;
    right: 15px;
    width: 64px;
    height: 24px ;
    text-align: center;
    line-height: 24px;
    border: 1px solid #fff ;
    border-radius: 15px;
    color: #f1f1f1;
}
.nav span a:hover{
    border: 0;
    background-color: #1890ff;
}
/* 第一部分结束 */

/* 第二部分开始 */
.banner{
    background: url(images/10041.jpg) no-repeat ; 
    margin: 0 auto;
    overflow: hidden;
    background-position: 50%;
    min-height: 480px;
    background-size: cover;
}
.banner .w h3{
 position: absolute;
 top: 127px;
 left: 448px;
 font-weight: 400;
 font-size: 48px;
 color: #fff;
}
.banner .w p{
    position: absolute;
    top: 206px;
    left: 499px;
    font-weight: 400;
    font-size: 18px;
    color: #fff;
}
.banner .w span{
    position: absolute;
    top: 300px;
    left: 469px;
    border: 1px solid #fff;
    padding: 17px 83px;
    text-align: center;
    color: #fff;
    font-size: 18px;
}
.banner .w span:hover{
    box-shadow: 0 5px 6px rgba(0, 0, 0, .3);
    /* 下边  右边 */
}
.box1{
    height: 472px;
}
.box2{
    position: absolute;
    top: 78px;
    width: 1278px;
    height: 312px;
    /* background-color: pink; */

}
.box1 img{
    width: 567px;
    height: 290px;
    line-height: 472px;
}
.box3{
    float: right;
    width: 679px;
    height: 312px;
    /* background-color: skyblue; */
}
.box3 .title{
    font-size: 24px;
    color: #000;
    margin-bottom: 19px;
}
.box3 .context{
    font-size: 14px;
    color: #000;
    margin-bottom: 63px;
}
/* 第三部分结束 */
/* 第四部分开始 */